ATXMEGA256A3BU-AU

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ATXMEGA256A3BU-AU

+Nomenclature

IC MCU 8/16BIT 256KB FLSH 64TQFP

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Spécifications

Attribut Valeur
Package Tray
Series AVR® XMEGA® A3BU
ProductStatus Active
CoreProcessor AVR
CoreSize 8/16-Bit
Speed 32MHz
Connectivity I²C, IrDA, SPI, UART/USART, USB
Peripherals Brown-out Detect/Reset, DMA, POR, PWM, WDT
NumberofI/O 47
ProgramMemorySize 256KB (128K x 16)
ProgramMemoryType FLASH
EEPROMSize 4K x 8
RAMSize 16K x 8
Voltage-Supply(Vcc/Vdd) 1.6V ~ 3.6V
DataConverters A/D 16x12b; D/A 2x12b
OscillatorType Internal
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 64-TQFP

Présentation

Description

The ATXMEGA256A3BU-AU is a high-performance, low-power 8/16-bit microcontroller from Microchip, formerly Atmel. It belongs to the XMEGA family, designed for a wide range of industrial and consumer applications. The device features an AVR XMEGA CPU core with 256 KB of Flash memory, 8 KB of SRAM, and 4 KB of EEPROM, providing ample storage for complex applications.
Key features include:
1. Performance: It operates at up to 32 MHz, providing balanced power and speed.
2. Peripherals: Integrates a rich set of peripherals, like USART, SPI, TWI, and a range of timers, which support various communication protocols and timing operations.
3. Analog Capabilities: Includes a 12-channel, 12-bit analog-to-digital converter (ADC) and two 2-channel, 12-bit digital-to-analog converters (DAC), enhancing analog processing.
4. USB Interface: Built-in USB functionality supports device and host operations for easy PC connectivity.
5. Low Power Consumption: Offers various sleep modes and power-saving options, making it ideal for battery-powered devices.
With its versatile features, the ATXMEGA256A3BU-AU is suitable for applications requiring robust performance and extensive connectivity.

Equivalent

The ATXMEGA256A3BU-AU is an 8/16-bit microcontroller from Microchip Technology. Equivalent products might include:
1. Microchip's own ATXMEGA256A3U series.
2. Atmel SAM D21 series (ARM Cortex-M0+ based).
3. NXP's LPC11U68 (ARM Cortex-M0+ based).
4. STMicroelectronics STM32F103 (ARM Cortex-M3 based).
Ensure compatibility in terms of features, pin count, and performance when considering alternatives. Always check specific requirements for peripherals and power consumption.

Features

The ATXMEGA256A3BU-AU is a microcontroller part of the AVR XMEGA family, known for its high performance and low power consumption. Key features include:
1. Performance: It operates at a maximum frequency of 32 MHz, offering powerful processing capabilities.

2. Memory: It has 256KB of Flash memory, 8KB of SRAM, and 4KB of EEPROM, providing ample space for code and data storage.
3. Peripheral Features: The microcontroller includes a variety of peripherals such as 4 USARTs for serial communication, SPI, TWI (I2C compatible), and USB support.
4. I/O Pins: It offers up to 69 general-purpose I/O pins, enhancing connectivity options for various applications.
5. Timers and Counters: The device integrates multiple 16-bit timers/counters, which are useful for precise timing and control functions.
6. Analog Features: It includes a 12-channel 12-bit ADC, a 2-channel 12-bit DAC, and analog comparators for various analog signal processing needs.
7. Power Efficiency: Designed with various power-saving modes to optimize battery life in portable applications.
8. Package: Available in a TQFP-64 package.
These features make it suitable for applications requiring robust processing, connectivity, and efficient power management.

Pinout

The ATXMEGA256A3BU-AU is a microcontroller from Microchip Technology, part of the AVR XMEGA family. It comes in a TQFP package with 100 pins. This microcontroller features 256 KB of Flash memory, 16 KB of SRAM, and 4 KB of EEPROM. It is designed for high-performance and low-power applications with an 8/16-bit AVR CPU.
Key functions include:
- 8-channel event system, allowing inter-peripheral communication without CPU intervention.
- 16-channel 12-bit ADC and 2-channel 12-bit DAC for analog signal processing.
- Up to 32 PWM outputs for precise timing and waveform generation.
- Multiple serial communication interfaces: USART, SPI, TWI (I2C), and USB 2.0 full-speed device.
- Real-Time Clock (RTC), watchdog timer, and various power management options.
- Programmable multilevel interrupt controller for efficient process management.
- JTAG and PDI interfaces for programming and debugging.
These features make the ATXMEGA256A3BU-AU suitable for a wide range of applications requiring robust processing capabilities and efficient power management.

Manufacturer

The ATXMEGA256A3BU-AU is manufactured by Microchip Technology Inc. Microchip Technology is a publicly traded American company known for its semiconductor products. It designs and produces a range of microcontroller, mixed-signal, analog, and Flash-IP solutions. Microchip serves a variety of industries including automotive, industrial, consumer, aerospace, and telecommunications, providing essential components and solutions for embedded system applications.

Application

The ATXMEGA256A3BU-AU microcontroller is used in various applications due to its high performance and low power consumption. Key application areas include:
1. Industrial Automation: Used for controlling machinery and processes due to its robust processing capabilities.
2. Consumer Electronics: Powers devices like smart home systems and wearable technology.
3. Healthcare Devices: Utilized in portable medical equipment for accurate data processing.
4. Automotive Systems: Employed in infotainment and control systems for vehicles.
5. Communication Systems: Supports wireless and wired communication protocols.
6. Embedded Systems: Suitable for custom embedded solutions in various industries.
Its features like capacitive touch capabilities and USB interface enhance its versatility in these areas.

Package

The ATXMEGA256A3BU-AU microcontroller is housed in a TQFP (Thin Quad Flat Pack) package with 100 pins.

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